Bututun Karfe na Carbon

Bututun ƙarfe na carbon abu ne mai ɗorewa da aka yi da ƙarfen carbon.
Tsarin Bututun Karfe na CHS: ASTM A53, API 5L, ASTM A252, ASTM A795, ISO65, DIN2440, BS1387. BS1139, EN10255, EN39, JIS3444, GB/T 3091 & GB/T13793
Tsarin Bututun Karfe na RHS SHS: ASTM A500, EN10219, EN10210, JIS3466, GB/T 6728
Aikace-aikace: Gine-gine / kayan gini bututun ƙarfe, Tsarin ƙarfe, bututun ƙarfe mai shinge,
Bututun Scaffolding, Bututun ƙarfe na kariya daga gobara, bututun ƙarfe na Greenhouse, Ruwa mai ƙarancin matsin lamba, ruwa, iskar gas, mai, bututun layi, bututun ban ruwa, bututun hannu